Oct. 17 (UPI) --A new study to be presented Wednesday at a Geological Society of America meeting suggests that some of the earliest drawings in Puerto Rican caves are thousands of years old. The ...

Cave art can sometimes include two different times of creation. In this image, the darker lizard is a younger drawing than the sun that is drawn beneath it. Credit: A. Acosta-Colon. Cave art can ...

Puerto Rico. A Caribbean island where history, nature, and culture collide. Mountains in the middle, turquoise seas all around, and a heartbeat that’s equal parts tradition and adventure." And here’s ...

There were no lions in 16th-century Puerto Rico — so was the cave drawing made by someone who'd actually seen one? When you purchase through links on our site, we may earn an affiliate commission.

Pittsburgh, Pa., USA: In the karstic caves of Puerto Rico, cave art paints the rock walls. Previous research has assigned ages to this art based on the ages of nearby archaeological artifacts within ...